1% Phenolphthalein Solution, 30mL - The Curated Chemical Collection Chemicals_Salts/Inorganic Compounds Laboratory-grade potassium chloride used as

Laboratory-grade potassium chloride used as a neutral salt in inorganic chemistry experiments

this seasoned hardwood burette stand holds two burettes vertical at the bench for comparative chemistry analysis

Classroom-wide polling clicker system enabling real-time student response during lessons

the magnesium-silicate mineral used as a magnesium source and a fine-particle drying agent in chemistry

violet - cover the standard color-mixing palette for ray-box and projector demonstrations

1% Phenolphthalein Solution, 30mL - The Curated Chemical Collection Chemicals_Salts/Inorganic Compounds Laboratory-grade potassium chloride used asAcid base indicator that transitions from colorless below pH 8. 2 to pink above pH 10. 0, used at the endpoint of strong acid and strong base titrations.